[ca88b2e] | 1 | import time |
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| 2 | from calcthread import CalcThread |
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| 3 | from sans.guicomm.events import NewPlotEvent, StatusEvent |
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| 4 | import sys |
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| 5 | import wx |
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| 6 | class Calc2D_all(CalcThread): |
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| 7 | """ |
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| 8 | Compute 2D model |
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| 9 | This calculation assumes a 2-fold symmetry of the model |
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| 10 | where points are computed for one half of the detector |
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| 11 | and I(qx, qy) = I(-qx, -qy) is assumed. |
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| 12 | """ |
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| 13 | |
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| 14 | def __init__(self, x, y, model, |
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| 15 | completefn = None, |
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| 16 | updatefn = None, |
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| 17 | yieldtime = 0.01, |
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| 18 | worktime = 0.01 |
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| 19 | ): |
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| 20 | CalcThread.__init__(self,completefn, |
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| 21 | updatefn, |
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| 22 | yieldtime, |
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| 23 | worktime) |
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| 24 | |
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| 25 | self.x = x |
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| 26 | self.y = y |
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| 27 | self.model = model |
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| 28 | self.starttime = 0 |
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| 29 | |
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| 30 | def isquit(self): |
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| 31 | try: |
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| 32 | CalcThread.isquit(self) |
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| 33 | except KeyboardInterrupt: |
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| 34 | wx.PostEvent(self.parent, StatusEvent(status=\ |
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| 35 | "Calc %s interrupted" % self.model.name)) |
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| 36 | raise KeyboardInterrupt |
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| 37 | |
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| 38 | def compute(self): |
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| 39 | import numpy |
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| 40 | x = self.x |
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| 41 | y = self.y |
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| 42 | output = numpy.zeros((len(x),len(y))) |
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| 43 | |
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| 44 | self.starttime = time.time() |
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| 45 | lx = len(self.x) |
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| 46 | |
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| 47 | #for i_x in range(int(len(self.x)/2)): |
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| 48 | for i_x in range(len(self.x)): |
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| 49 | if i_x%2==1: |
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| 50 | continue |
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| 51 | |
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| 52 | # Check whether we need to bail out |
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| 53 | self.update(output=output) |
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| 54 | self.isquit() |
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| 55 | |
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| 56 | for i_y in range(len(self.y)): |
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| 57 | value = self.model.runXY([self.x[i_x], self.y[i_y]]) |
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| 58 | output[i_y][i_x] = value |
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| 59 | #output[lx-i_y-1][lx-i_x-1] = value |
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| 60 | |
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| 61 | if lx%2==1: |
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| 62 | i_x = int(len(self.x)/2) |
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| 63 | for i_y in range(len(self.y)): |
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| 64 | value = self.model.runXY([self.x[i_x], self.y[i_y]]) |
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| 65 | output[i_y][i_x] = value |
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| 66 | |
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| 67 | #for i_x in range(int(len(self.x)/2)): |
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| 68 | for i_x in range(len(self.x)): |
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| 69 | if not i_x%2==1: |
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| 70 | continue |
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| 71 | |
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| 72 | # Check whether we need to bail out |
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| 73 | self.update(output=output) |
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| 74 | self.isquit() |
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| 75 | |
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| 76 | for i_y in range(len(self.y)): |
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| 77 | value = self.model.runXY([self.x[i_x], self.y[i_y]]) |
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| 78 | output[i_y][i_x] = value |
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| 79 | #output[lx-i_y-1][lx-i_x-1] = value |
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| 80 | |
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| 81 | elapsed = time.time()-self.starttime |
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| 82 | self.complete(output=output, elapsed=elapsed) |
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| 83 | |
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| 84 | |
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| 85 | class Calc2D(CalcThread): |
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| 86 | """ |
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| 87 | Compute 2D model |
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| 88 | This calculation assumes a 2-fold symmetry of the model |
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| 89 | where points are computed for one half of the detector |
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| 90 | and I(qx, qy) = I(-qx, -qy) is assumed. |
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| 91 | """ |
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| 92 | |
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| 93 | def __init__(self,parent, x, y, model,qmin, qmax,qstep, |
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| 94 | completefn = None, |
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| 95 | updatefn = None, |
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| 96 | yieldtime = 0.01, |
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| 97 | worktime = 0.01 |
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| 98 | ): |
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| 99 | CalcThread.__init__(self,completefn, |
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| 100 | updatefn, |
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| 101 | yieldtime, |
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| 102 | worktime) |
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| 103 | self.parent =parent |
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| 104 | self.qmin= qmin |
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| 105 | self.qmax=qmax |
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| 106 | self.qstep= qstep |
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| 107 | self.x = x |
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| 108 | self.y = y |
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[12aa9b5] | 109 | ## the model on to calculate |
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[ca88b2e] | 110 | self.model = model |
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| 111 | self.starttime = 0 |
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[ef628a1] | 112 | wx.PostEvent(self.parent, StatusEvent(status=\ |
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| 113 | "Start Drawing model ",curr_thread=self,type="start")) |
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[ca88b2e] | 114 | |
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[12aa9b5] | 115 | |
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[ca88b2e] | 116 | def isquit(self): |
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| 117 | try: |
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| 118 | CalcThread.isquit(self) |
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| 119 | except KeyboardInterrupt: |
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| 120 | wx.PostEvent(self.parent, StatusEvent(status=\ |
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| 121 | "Calc %s interrupted" % self.model.name)) |
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| 122 | |
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| 123 | raise KeyboardInterrupt |
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| 124 | |
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| 125 | |
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[12aa9b5] | 126 | def update(self, output=None): |
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| 127 | """ |
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| 128 | Post a message if update available |
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| 129 | """ |
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[ca88b2e] | 130 | wx.PostEvent(self.parent, StatusEvent(status="Plot \ |
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[ef628a1] | 131 | #updating ... ",curr_thread=self,type="update")) |
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[dd66fbd] | 132 | |
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[ca88b2e] | 133 | |
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| 134 | def compute(self): |
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[12aa9b5] | 135 | """ |
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| 136 | Compute the data given a model function |
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| 137 | """ |
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[ca88b2e] | 138 | import numpy |
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| 139 | x = self.x |
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| 140 | y = self.y |
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| 141 | output = numpy.zeros((len(x),len(y))) |
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| 142 | |
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| 143 | center_x=0 |
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| 144 | center_y=0 |
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[dd66fbd] | 145 | |
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[ca88b2e] | 146 | self.starttime = time.time() |
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[ef628a1] | 147 | |
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| 148 | |
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[ca88b2e] | 149 | lx = len(self.x) |
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[ef628a1] | 150 | wx.PostEvent(self.parent, StatusEvent(status=\ |
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[858f2ae5] | 151 | "Computing ",curr_thread=self,type="progress")) |
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[ca88b2e] | 152 | for i_x in range(len(self.x)): |
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| 153 | # Check whether we need to bail out |
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[ef628a1] | 154 | self.update(output=output ) |
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[ca88b2e] | 155 | self.isquit() |
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| 156 | |
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| 157 | for i_y in range(int(len(self.y))): |
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| 158 | try: |
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| 159 | if (self.x[i_x]*self.x[i_x]+self.y[i_y]*self.y[i_y]) \ |
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| 160 | < self.qmin * self.qmin: |
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| 161 | |
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| 162 | output[i_x] [i_y]=0 |
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| 163 | else: |
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| 164 | value = self.model.runXY([self.x[i_x]-center_x, self.y[i_y]-center_y]) |
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| 165 | output[i_x] [i_y]=value |
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[700f9b4] | 166 | |
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[ca88b2e] | 167 | except: |
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| 168 | wx.PostEvent(self.parent, StatusEvent(status=\ |
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| 169 | "Error computing %s at [%g,%g]" %(self.model.name, self.x[i_x],self.y[i_y]))) |
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[700f9b4] | 170 | pass |
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[12aa9b5] | 171 | |
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[ca88b2e] | 172 | elapsed = time.time()-self.starttime |
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| 173 | self.complete( |
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| 174 | output=output, elapsed=elapsed,model= self.model, |
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| 175 | qmin= self.qmin, |
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| 176 | qmax=self.qmax, |
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| 177 | qstep=self.qstep) |
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| 178 | |
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| 179 | class Calc2D_4fold(CalcThread): |
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| 180 | """ |
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| 181 | Compute 2D model |
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| 182 | This calculation assumes a 4-fold symmetry of the model. |
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| 183 | Really is the same calculation time since we have to |
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| 184 | calculate points for 0<phi<pi anyway. |
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| 185 | """ |
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| 186 | |
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| 187 | def __init__(self, x, y, model, |
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| 188 | completefn = None, |
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| 189 | updatefn = None, |
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| 190 | yieldtime = 0.01, |
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| 191 | worktime = 0.01 |
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| 192 | ): |
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| 193 | CalcThread.__init__(self,completefn, |
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| 194 | updatefn, |
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| 195 | yieldtime, |
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| 196 | worktime) |
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| 197 | self.x = x |
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| 198 | self.y = y |
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| 199 | self.model = model |
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| 200 | self.starttime = 0 |
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| 201 | |
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| 202 | def isquit(self): |
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| 203 | try: |
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| 204 | CalcThread.isquit(self) |
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| 205 | except KeyboardInterrupt: |
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| 206 | #printEVT("Calc %s interrupted" % self.model.name) |
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| 207 | wx.PostEvent(self.parent, StatusEvent(status=\ |
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| 208 | "Calc %s interrupted" % self.model.name)) |
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| 209 | |
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| 210 | raise KeyboardInterrupt |
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| 211 | |
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| 212 | def compute(self): |
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| 213 | import numpy |
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| 214 | x = self.x |
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| 215 | y = self.y |
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| 216 | output = numpy.zeros((len(x),len(y))) |
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| 217 | |
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| 218 | self.starttime = time.time() |
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| 219 | lx = len(self.x) |
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| 220 | |
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| 221 | for i_x in range(int(len(self.x)/2)): |
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| 222 | if i_x%2==1: |
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| 223 | continue |
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| 224 | |
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| 225 | # Check whether we need to bail out |
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| 226 | self.update(output=output) |
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| 227 | self.isquit() |
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| 228 | |
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| 229 | for i_y in range(int(len(self.y)/2)): |
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| 230 | value1 = self.model.runXY([self.x[i_x], self.y[i_y]]) |
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| 231 | value2 = self.model.runXY([self.x[i_x], self.y[lx-i_y-1]]) |
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| 232 | output[i_y][i_x] = value1 + value2 |
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| 233 | output[lx-i_y-1][lx-i_x-1] = value1 + value2 |
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| 234 | output[lx-i_y-1][i_x] = value1 + value2 |
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| 235 | output[i_y][lx-i_x-1] = value1 + value2 |
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| 236 | |
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| 237 | if lx%2==1: |
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| 238 | i_x = int(len(self.x)/2) |
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| 239 | for i_y in range(int(len(self.y)/2)): |
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| 240 | value1 = self.model.runXY([self.x[i_x], self.y[i_y]]) |
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| 241 | value2 = self.model.runXY([self.x[i_x], self.y[lx-i_y-1]]) |
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| 242 | output[i_y][i_x] = value1 + value2 |
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| 243 | output[lx-i_y-1][lx-i_x-1] = value1 + value2 |
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| 244 | output[lx-i_y-1][i_x] = value1 + value2 |
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| 245 | output[i_y][lx-i_x-1] = value1 + value2 |
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| 246 | |
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| 247 | for i_x in range(int(len(self.x)/2)): |
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| 248 | if not i_x%2==1: |
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| 249 | continue |
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| 250 | |
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| 251 | # Check whether we need to bail out |
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| 252 | self.update(output=output) |
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| 253 | self.isquit() |
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| 254 | |
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| 255 | for i_y in range(int(len(self.y)/2)): |
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| 256 | value1 = self.model.runXY([self.x[i_x], self.y[i_y]]) |
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| 257 | value2 = self.model.runXY([self.x[i_x], self.y[lx-i_y-1]]) |
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| 258 | output[i_y][i_x] = value1 + value2 |
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| 259 | output[lx-i_y-1][lx-i_x-1] = value1 + value2 |
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| 260 | output[lx-i_y-1][i_x] = value1 + value2 |
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| 261 | output[i_y][lx-i_x-1] = value1 + value2 |
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| 262 | |
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| 263 | elapsed = time.time()-self.starttime |
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| 264 | self.complete(output=output, elapsed=elapsed) |
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| 265 | |
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| 266 | |
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| 267 | |
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| 268 | class Calc1D(CalcThread): |
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| 269 | """Compute 1D data""" |
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| 270 | |
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| 271 | def __init__(self, x, model, |
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| 272 | completefn = None, |
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| 273 | updatefn = None, |
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| 274 | yieldtime = 0.01, |
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| 275 | worktime = 0.01 |
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| 276 | ): |
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| 277 | CalcThread.__init__(self,completefn, |
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| 278 | updatefn, |
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| 279 | yieldtime, |
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| 280 | worktime) |
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| 281 | self.x = x |
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| 282 | self.model = model |
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| 283 | self.starttime = 0 |
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| 284 | |
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| 285 | def compute(self): |
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| 286 | import numpy |
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| 287 | x = self.x |
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| 288 | output = numpy.zeros(len(x)) |
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| 289 | |
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| 290 | self.starttime = time.time() |
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| 291 | |
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| 292 | for i_x in range(len(self.x)): |
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| 293 | |
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| 294 | # Check whether we need to bail out |
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| 295 | self.isquit() |
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| 296 | |
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| 297 | try: |
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| 298 | value = self.model.run(self.x[i_x]) |
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| 299 | output[i_x] = value |
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| 300 | except: |
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| 301 | |
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| 302 | wx.PostEvent(self.parent, StatusEvent(status=\ |
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| 303 | "Error computing %s at %g" %(self.model.name, self.x[i_x]))) |
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| 304 | |
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| 305 | elapsed = time.time()-self.starttime |
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| 306 | self.complete(output=output, elapsed=elapsed) |
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| 307 | |
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| 308 | class CalcCommandline: |
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| 309 | def __init__(self, n=20000): |
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| 310 | #print thread.get_ident() |
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| 311 | from sans.models.CylinderModel import CylinderModel |
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| 312 | from sans.models.DisperseModel import DisperseModel |
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| 313 | import Averager2D |
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| 314 | import pylab |
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| 315 | |
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| 316 | submodel = CylinderModel() |
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| 317 | #model = Averager2D.Averager2D() |
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| 318 | #model.set_model(submodel) |
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| 319 | #model.set_dispersity([['cyl_phi',0.2,10], |
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| 320 | # ['cyl_theta',0.2,10], |
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| 321 | # ['length',10,10],]) |
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| 322 | |
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| 323 | model = DisperseModel(submodel, ['cyl_phi', 'cyl_theta', 'length'], |
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| 324 | [0.2, 0.2, 10.0]) |
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| 325 | model.setParam('n_pts', 10) |
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| 326 | |
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| 327 | print model.runXY([0.01, 0.02]) |
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| 328 | |
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| 329 | qmax = 0.01 |
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| 330 | qstep = 0.0001 |
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| 331 | self.done = False |
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| 332 | |
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| 333 | x = pylab.arange(-qmax, qmax+qstep*0.01, qstep) |
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| 334 | y = pylab.arange(-qmax, qmax+qstep*0.01, qstep) |
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| 335 | |
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| 336 | calc_thread_2D = Calc2D(x, y, model.clone(), |
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| 337 | completefn=self.complete, |
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| 338 | updatefn=self.update, |
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| 339 | yieldtime=0.0) |
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| 340 | |
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| 341 | calc_thread_2D.queue() |
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| 342 | calc_thread_2D.ready(2.5) |
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| 343 | |
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| 344 | while not self.done: |
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| 345 | time.sleep(1) |
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| 346 | |
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| 347 | def update(self,output): |
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| 348 | print "update" |
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| 349 | |
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| 350 | def complete(self,output, elapsed=0.0): |
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| 351 | print "complete" |
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| 352 | self.done = True |
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| 353 | |
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| 354 | if __name__ == "__main__": |
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| 355 | CalcCommandline() |
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| 356 | |
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